During September 2025, Horgan focused on improving documentation hygiene and developer experience across the rust-lang/rustc-dev-guide and rust-lang/rust repositories. He identified and fixed broken Markdown links, updating file paths and URLs to ensure accurate navigation within the documentation. By addressing these issues, Horgan reduced onboarding friction and minimized long-term maintenance overhead for the Rust community. His work involved technical writing, link management, and Markdown editing, with careful cross-repo validation to maintain reference integrity. Although the scope was limited to two bug fixes, the targeted improvements contributed to more reliable documentation and a smoother experience for developers referencing Rust’s technical resources.